/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 *
 * If you like this project or if you find it useful, you can support us at:
 *
 * https://plantuml.com/patreon (only 1$ per month!)
 * https://plantuml.com/paypal
 *
 * This file is part of PlantUML.
 *
 * PlantUML is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * PlantUML distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
 * License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 *
 * Original Author:  Arnaud Roques
 *
 *
 */
package io.kroki.server.decode.transcoder;

import java.io.IOException;
import java.io.UnsupportedEncodingException;

import static java.nio.charset.StandardCharsets.UTF_8;

public class ByteArray {

  private final byte[] data;
  private final int length;

  private ByteArray(byte[] data, int length) {
    this.data = data;
    this.length = length;
  }

  public static ByteArray from(byte[] input) {
    return new ByteArray(input, input.length);
  }

  public String toUFT8String() throws UnsupportedEncodingException {
    return new String(data, 0, length, UTF_8);
  }

  // ::comment when __CORE__
  public String toUPF9String() throws IOException {
    return Upf9Decoder.decodeString(data, length);
  }
  // ::done

  public int getByteAt(int i) {
    return data[i];
  }

  public int length() {
    return length;
  }

}
